Дополните следующие предложения, используя модальные глаголы: 1. you are permitted to go home. may you … may … go home. 2. let’s have lunch in half an hour. can we ………… in half an hour. 3. it isn't necessary for you to work on saturday. have to you ………… on saturday. 4. i advise you to open a bank account. should you ………… a bank account. 5. it is possible that she has forgotten to call. may she ………… to call. 6. it wasn't necessary for him to buy a gift, but he did. have to he ………… a gift. 7. you are to learn these words. must you ……… learn these words.